<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8" />
  <meta name="viewport" content="width=device-width, initial-scale=1.0" />
  <meta http-equiv="X-UA-Compatible" content="ie=edge" />
  <link rel="stylesheet" href="css/reset.css" />
  <link rel="stylesheet" href="css/main.css" />
  <script type="text/javascript" src="./lib/jquery-1.12.4.min.js"></script>
  <script type="text/javascript" src="./lib/jquery-ui.min.js"></script>
  <script type="text/javascript" src="./lib/jquery.mousewheel.js"></script>
  <script type="text/javascript" src="./lib/scroll.js"></script>
  <title>聊天机器人</title>
</head>

<body>
  <div class="wrap">
    <!-- 头部 Header 区域 -->
    <div class="header">
      <h3>小思同学</h3>
      <img src="img/person01.png" alt="icon" />
    </div>
    <!-- 中间 聊天内容区域 -->
    <div class="main">
      <ul class="talk_list" style="top: 0px;">
        <li class="left_word">
          <img src="img/person01.png" />
          <span>你好</span>
        </li>
        <li class="right_word">
          <img src="img/person02.png" />
          <span>你好哦</span>
        </li>
      </ul>
      <!-- 右侧滚动条 -->
      <div class="drag_bar" style="display: none;">
        <div
             class="drager ui-draggable ui-draggable-handle"
             style="display: none; height: 412.628px;"></div>
      </div>
    </div>
    <!-- 底部 消息编辑区域 -->
    <div class="footer">
      <img src="img/person02.png" alt="icon" />
      <!-- 输入框 -->
      <input type="text" placeholder="说的什么吧..." class="input_txt" />
      <!-- 发送按钮 -->
      <input type="button" value="发 送" class="input_sub" />
    </div>
  </div>

  <!-- 导入axios -->
  <script src="./lib/axios.js"></script>
  <script>

    // 调用 resetui 即可滚到底部
    // resetui()
    // 生成dom
    function createLine(msg) {
      const li = document.createElement('li')
      li.className = 'right_word'
      const img = document.createElement('img')
      img.src = "img/person02.png"
      const span = document.createElement('span')
      span.innerHTML = msg
      li.appendChild(img)
      li.appendChild(span)
      document.querySelector('.talk_list').appendChild(li)
      resetui()
    }

    function createLeftLine(msg) {
      const li = document.createElement('li')
      li.className = 'left_word'
      const img = document.createElement('img')
      img.src = "img/person01.png"
      const span = document.createElement('span')
      span.innerHTML = msg
      li.appendChild(img)
      li.appendChild(span)
      document.querySelector('.talk_list').appendChild(li)
      resetui()
    }

    // 聊天
    document.querySelector('.input_sub').onclick = function () {
      // 输入框中的值
      const value = document.querySelector('.input_txt').value.trim()
      if (value === '') {
        alert('内容不能为空(╯°□°）╯︵ ┻━┻')
        return
      }
      // 内容 不为空
      // 添加到页面上 并清空内容
      // 添加我的内容
      createLine(value)
      document.querySelector('.input_txt').value = ''

      // ajax交互
      axios({
        url: "http://www.liulongbin.top:3006/api/robot",
        method: "get",
        params: {
          spoken: value
        }
      }).then(res => {
        console.log('res:', res)
        // 数据回来之后添加机器人的内容
        createLeftLine(res.data.data.info.text)
      })
    }

  </script>
</body>

</html>